Ontario Sessional Papers, 1920, . 80 TWELFTH ANNUAL REPORT OF THE No. 49. 81 fhich were1917, areito, wherele presented on theestablish-that wasour hours ant which•Q-Electricnstructionint of theed by the beginningmachinesi loads isle due ton greatly tion workible. Oncessity of;o be lefterhauling 1 No. 12, 13, andnted andsupply of ^•n high-oun tains, L has been?ntrifugaldischarge

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Keywords: ., bookauthorontariol, bookcentury1900, bookdecade1920, bookyear1920